package com.qk.mapper;

import com.qk.entity.Course;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface CourseMapper {
    @Delete("delete from course where id= #{id}")
        void delete(Integer id) ;

    List<Course> selectList(String name, Integer subject, Integer target);

    @Insert("insert into course(name,subject,price,target,description,create_time,update_time) values(#{name},#{subject},#{price},#{target},#{description},#{createTime},#{updateTime})")
    void insert(Course course);
    @Select("select * from course where id = #{id} ")
    Course selectById(Integer id);

    void update(Course course);

    List<Course> selectList(Course course);
    @Select("select * from course where subject = #{subject} ")
    List<Course> listBySubject(Integer subject);
}
